/*
 *   Copyright (C) 2010  Jens Kieselbach
 * 
 *   This program is free software: you can redistribute it and/or modify
 *   it under the terms of the GNU General Public License as published by
 *   the Free Software Foundation, either version 3 of the License, or
 *   (at your option) any later version.
 * 
 *   This program is distributed in the hope that it will be useful,
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *   GNU General Public License for more details.
 * 
 *   You may obtain a copy of the License at http://www.gnu.org/licenses/gpl.html
 */

package de.kieselbach.sql

import java.util.logging.*

class SqlResources {

    def resources = [] as List

    def leftShift(def resource) {

        add(resource)
    }

    def add(def resource) {

        if(resource != null) {
            resources << resource
        }

        resource
    }

    void close() {

        resources.each() {res ->

            try {
                res.close()
            }
            catch(Exception exc) {
                Logger.getLogger(getClass().name).log(Level.WARNING, 'Exception occured while closing resource!', exc)
            }
        }
    }
}

